Rainmain Saltwater Watermaker

New Rainman Website Now Available

Order Rainman online today!

Just Catamarans has launched a new Rainman Watermakers supply online store! You can now order all things for your yacht.

Rainman Watermakers are a compact system designed to generate a fresh potable water supply from seawater. They can be installed in a minimum footprint configuration or kept portable for maximum flexibility. If you are uncertain about purchasing a portable or installed watermaker, the best option is to buy the portable version.

For a limited time: With upcoming the 2023 Annapolis Boat Show and 2023 Fort Lauderdale Boat Show, Just Catamarans is offering a boat show special! When you order any Rainman watermaker through Just Catamarans, you will also receive the following at no additional cost:

  • X5 Prefilters
  • 1 qt Oil
  • 1 Impeller
  • 1 Hydrotester


The above offer is good until November 1, 2023. Contact Just Catamarans for full details. Click the link below to begin exploring the new website!


Rainman Watermakers Supply Store

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